From f41c41fd505f4306dacc68ed88acfe734b68cb9b Mon Sep 17 00:00:00 2001
From: Pawel Kozlowski <pkozlowski.opensource@gmail.com>
Date: Mon, 12 Aug 2019 12:47:26 +0200
Subject: [PATCH] test(ivy): add property binding node-based micro benchmark
 (#32104)

PR Close #32104
---
 packages/core/test/render3/perf/BUILD.bazel   |  8 +++
 .../core/test/render3/perf/noop_renderer.ts   |  4 +-
 .../render3/perf/property_binding/index.ts    | 71 +++++++++++++++++++
 3 files changed, 80 insertions(+), 3 deletions(-)
 create mode 100644 packages/core/test/render3/perf/property_binding/index.ts

diff --git a/packages/core/test/render3/perf/BUILD.bazel b/packages/core/test/render3/perf/BUILD.bazel
index a7d7f6d4ee..109ddc3614 100644
--- a/packages/core/test/render3/perf/BUILD.bazel
+++ b/packages/core/test/render3/perf/BUILD.bazel
@@ -26,4 +26,12 @@ ng_rollup_bundle(
     deps = [
         ":perf_lib",
     ],
+)
+
+ng_rollup_bundle(
+    name = "property_binding",
+    entry_point = ":property_binding/index.ts",
+    deps = [
+        ":perf_lib",
+    ],
 )
\ No newline at end of file
diff --git a/packages/core/test/render3/perf/noop_renderer.ts b/packages/core/test/render3/perf/noop_renderer.ts
index 98473d44c9..8c95b007ec 100644
--- a/packages/core/test/render3/perf/noop_renderer.ts
+++ b/packages/core/test/render3/perf/noop_renderer.ts
@@ -38,9 +38,7 @@ export class NoopRenderer implements ProceduralRenderer3 {
   removeStyle(el: RElement, style: string, flags?: RendererStyleFlags3|undefined): void {
     throw new Error('Method not implemented.');
   }
-  setProperty(el: RElement, name: string, value: any): void {
-    throw new Error('Method not implemented.');
-  }
+  setProperty(el: RElement, name: string, value: any): void { (el as any)[name] = value; }
   setValue(node: RComment|RText, value: string): void { node.textContent = value; }
   listen(
       target: RNode|'document'|'window'|'body', eventName: string,
diff --git a/packages/core/test/render3/perf/property_binding/index.ts b/packages/core/test/render3/perf/property_binding/index.ts
new file mode 100644
index 0000000000..3926372013
--- /dev/null
+++ b/packages/core/test/render3/perf/property_binding/index.ts
@@ -0,0 +1,71 @@
+import {ɵɵelement, ɵɵelementEnd, ɵɵelementStart} from '../../../../src/render3/instructions/element';
+import {ɵɵproperty} from '../../../../src/render3/instructions/property';
+import {ɵɵselect} from '../../../../src/render3/instructions/select';
+import {refreshView} from '../../../../src/render3/instructions/shared';
+import {RenderFlags} from '../../../../src/render3/interfaces/definition';
+import {TVIEW} from '../../../../src/render3/interfaces/view';
+import {setupRootViewWithEmbeddedViews} from '../setup';
+
+`<div>
+    <button [title]="'title1'"></button>
+    <button [title]="'title2'"></button>
+    <button [title]="'title3'"></button>
+    <button [title]="'title4'"></button>
+    <button [title]="'title5'"></button>
+    <button [title]="'title6'"></button>
+    <button [title]="'title7'"></button>
+    <button [title]="'title8'"></button>
+    <button [title]="'title9'"></button>
+    <button [title]="'title10'"></button>
+  </div>
+</ng-template>`;
+function TestInterpolationComponent_ng_template_0_Template(rf: RenderFlags, ctx: any) {
+  if (rf & 1) {
+    ɵɵelementStart(0, 'div');
+    ɵɵelement(1, 'button');
+    ɵɵelement(2, 'button');
+    ɵɵelement(3, 'button');
+    ɵɵelement(4, 'button');
+    ɵɵelement(5, 'button');
+    ɵɵelement(6, 'button');
+    ɵɵelement(7, 'button');
+    ɵɵelement(8, 'button');
+    ɵɵelement(9, 'button');
+    ɵɵelement(10, 'button');
+    ɵɵelementEnd();
+  }
+  if (rf & 2) {
+    ɵɵselect(1);
+    ɵɵproperty('title', 'title1');
+    ɵɵselect(2);
+    ɵɵproperty('title', 'title2');
+    ɵɵselect(3);
+    ɵɵproperty('title', 'title3');
+    ɵɵselect(4);
+    ɵɵproperty('title', 'title4');
+    ɵɵselect(5);
+    ɵɵproperty('title', 'title5');
+    ɵɵselect(6);
+    ɵɵproperty('title', 'title6');
+    ɵɵselect(7);
+    ɵɵproperty('title', 'title7');
+    ɵɵselect(8);
+    ɵɵproperty('title', 'title8');
+    ɵɵselect(9);
+    ɵɵproperty('title', 'title9');
+    ɵɵselect(10);
+    ɵɵproperty('title', 'title10');
+  }
+}
+
+
+const rootLView =
+    setupRootViewWithEmbeddedViews(TestInterpolationComponent_ng_template_0_Template, 11, 10, 1000);
+const rootTView = rootLView[TVIEW];
+
+// run change detection in the update mode
+console.profile('update');
+for (let i = 0; i < 5000; i++) {
+  refreshView(rootLView, rootTView, null, null);
+}
+console.profileEnd();
\ No newline at end of file